Spacecraft information: RADUGA 20
| Launched | 18 March 1987 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 17611 |
| COSPAR ID | 1987-028A |
| Observing |
Current orbital elements
| Inclination | 13.207° |
| Eccentricity | 0.00268 |
| RA ascending node | 21.861 hr |
| Argument perigee | 177.216° |
| Mean anomaly | 186.304° |
| Orbital period | 1500.602 min |
| Epoch of osculation | 25 Aug 2026, 10:36 |
Derived Quantities
| Min Altitude | 36930.9 km |
| Mean Altitude | 37047.1 km |
| Peak Altitude | 37163.3 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.